Kingspan Kooltherm K118 Insulated Plasterboard – 52.5mm
£90.00
The Kingspan Kooltherm K118 insulated plasterboard is a high-performance insulation board designed to improve thermal efficiency in both new and existing buildings. It combines a rigid phenolic insulation core with a 12.5mm tapered edge plasterboard, allowing for quick installation and maximum thermal efficiency with minimal thickness.
Description
The Kingspan Kooltherm K118 insulated plasterboard is a high-performance insulation board designed to improve thermal efficiency in both new and existing buildings. It combines a rigid phenolic insulation core with a 12.5mm tapered edge plasterboard, allowing for quick installation and maximum thermal efficiency with minimal thickness. Ideal for internal wall insulation, ceiling insulation, and loft conversions, the Kooltherm K118 helps reduce heat loss, resulting in lower energy bills and a more comfortable indoor environment. It is particularly popular for use in homes where space-saving insulation is required without compromising performance.
Brand: Kingspan
Product type: Insulated plasterboard
Standard board size: 2400mm x 1200mm
Material: Phenolic insulation + 12.5mm plasterboard
👉 Buy now from CholasX: Kingspan Kooltherm K118 insulated plasterboard
👉 Visit Kingspan’s official site: Kingspan Insulation
Key features & benefits
- The Kingspan Kooltherm K118 combines high-performance phenolic insulation with a 12.5mm plasterboard, allowing for faster installation without the need for separate insulation layers.
- With an extremely low thermal conductivity of 0.019 W/mK, the Kooltherm K118 provides excellent thermal performance, reducing heat loss and improving energy efficiency in homes. This makes it perfect for solid walls, ceilings, and loft conversions.
- The Kooltherm K118 offers high thermal efficiency using minimal thickness, making it ideal for small spaces, extensions, or loft conversions where room space is valuable.
- The board is designed with a built-in vapour control layer (VCL) to prevent moisture and condensation, protecting against mould growth and structural damage.
- This insulation plasterboard is lightweight and easy to handle. It can be installed using:
- dot and dab adhesive
- mechanical fixing with screws
- timber or metal frame fixing
Available thicknesses of kingspan kooltherm k118
The Kingspan Kooltherm K118 insulated plasterboard is available in various thicknesses to suit your insulation requirements:
| Total thickness (insulation + plasterboard) | Phenolic insulation thickness | Product size (L x W) | U-value improvement |
|---|---|---|---|
| 37.5mm | 25mm | 2400mm x 1200mm | Up to 0.35 W/m²K |
| 52.5mm | 40mm | 2400mm x 1200mm | Up to 0.28 W/m²K |
| 62.5mm | 50mm | 2400mm x 1200mm | Up to 0.24 W/m²K |
| 72.5mm | 60mm | 2400mm x 1200mm | Up to 0.21 W/m²K |
Common uses for kingspan kooltherm k118
The Kooltherm K118 insulated plasterboard is suitable for a variety of applications, including:
- internal wall insulation – ideal for upgrading thermal performance in solid walls or cavity walls.
- ceiling insulation – used for ceiling insulation in lofts, basements, or garages.
- garage conversions – perfect for converting cold garages into living spaces.
- loft conversions – ensures high thermal performance in loft rooms.
- basement insulation – helps prevent cold air penetration and improves comfort.
Installation methods
dot and dab (adhesive fixing)
- Apply drywall adhesive to the surface.
- Press the Kooltherm K118 board against the wall.
- Allow the adhesive to set and finish with joint tape and plaster skim.
mechanical fixing (screws)
- Fix the boards to a timber or metal frame using drywall screws.
- Tape and joint the boards.
- Apply plaster skim or paint.
Why choose kingspan kooltherm k118?
| Feature | Benefit |
|---|---|
| low thermal conductivity (0.019 W/mK) | Provides excellent heat retention and reduces energy bills. |
| built-in vapour control layer | Prevents moisture build-up and protects against mould growth. |
| space-saving insulation | Offers maximum thermal performance with minimal thickness. |
| easy installation | Can be installed using adhesive, screws, or mechanical fixing. |
| energy cost savings | Reduces heating bills and improves home energy efficiency. |
Why buy from cholasx?
At CholasX, we offer:
- competitive prices on Kingspan Kooltherm K118 insulated plasterboard
- fast UK-wide delivery within 2-3 working days
- bulk discounts for builders and contractors
👉 Order now: Buy Kingspan Kooltherm K118 insulated plasterboard
👉 Visit Kingspan’s official site: Kingspan Insulation
Save on energy costs with kingspan kooltherm k118
Installing Kingspan Kooltherm K118 insulated plasterboard can drastically reduce heat loss and cut your energy bills by up to 30%. It is designed for homes looking to increase energy efficiency without compromising space or aesthetics. Additionally, it can help improve your Energy Performance Certificate (EPC) rating, adding more value to your home.
Looking for other insulation products?
We also supply a wide range of insulation materials including:
- Celotex PL4000 insulated plasterboard
- Ecotherm Eco-Liner insulated plasterboard
- Knauf loft roll insulation
- Rockwool acoustic insulation slabs
👉 View all insulation products: Browse our insulation range
Specification
Additional information
| Dimensions | 2400 × 1200 × 52.5 mm |
|---|---|
| size | 37.5mm, 52.5mm, 62.5mm, 72.5mm |
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